Home / 2,374.97-3,562.40-1,281.47

Finding the Fourth Proportional to 2,374.97, 3,562.40 and 1,281.47

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Solution

The fourth proportional to 2,374.97, 3,562.40 and 1,281.47 is: 1,922.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,374.97 : 3,562.40 = 1,281.47 : x
  2. Step 2: Convert to fraction form
    2,374.97/3,562.40 = 1,281.47/x
  3. Step 3: Cross multiply
    2,374.97x = 3,562.40 × 1,281.47
  4. Step 4: Simplify right side
    2,374.97x = 4,565,084.51
  5. Step 5: Solve for x
    x = 4,565,084.51/2,374.97
  6. Step 6: Final answer
    x = 1,922.17

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.